import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;



public class cleaning {
    public void clean(Connection con, String table) throws SQLException {
        String sql_req;
        PreparedStatement stmt;
        sql_req = "truncate table " + table + " drop storage";
        stmt = con.prepareStatement(sql_req);
        stmt.executeUpdate();

    }
}
